Title:
CHITIN OLIGOMER COMPOSITION AND/OR CHITOSAN OLIGOMER COMPOSITION, AND PROCESS FOR PRODUCING THE SAME
Document Type and Number:
WIPO Patent Application WO/2005/005485
Kind Code:
A1
Abstract:
A chitin oligomer composition and/or chitosan oligomer composition in which the content of oligomers having a degree of polymerization of 3 to 10 is 60% or higher; and a process for producing the oligomer composition(s). The process comprises mixing hydrofluoric acid, another hydrohalogenic acid, or an acid of either with a chitin-based and/or chitosan-based material.
Inventors:
KITANO HISAO (JP)
SHIMIZU HIROSHI (JP)
NOZAKI MASAKATSU (JP)
TANIMOTO FUMIO (JP)
KIKUYAMA HIROHISA (JP)
WAKI MASAHIDE (JP)
ITO KANENORI (JP)
HASHIGUCHI SHINJI (JP)
SHIMIZU HIROSHI (JP)
NOZAKI MASAKATSU (JP)
TANIMOTO FUMIO (JP)
KIKUYAMA HIROHISA (JP)
WAKI MASAHIDE (JP)
ITO KANENORI (JP)
HASHIGUCHI SHINJI (JP)
Application Number:
PCT/JP2004/006429
Publication Date:
January 20, 2005
Filing Date:
May 06, 2004
Export Citation:
Assignee:
PROD DEV RES INST (JP)
STELLA CHEMIFA CORP (JP)
KITANO HISAO (JP)
SHIMIZU HIROSHI (JP)
NOZAKI MASAKATSU (JP)
TANIMOTO FUMIO (JP)
KIKUYAMA HIROHISA (JP)
WAKI MASAHIDE (JP)
ITO KANENORI (JP)
HASHIGUCHI SHINJI (JP)
STELLA CHEMIFA CORP (JP)
KITANO HISAO (JP)
SHIMIZU HIROSHI (JP)
NOZAKI MASAKATSU (JP)
TANIMOTO FUMIO (JP)
KIKUYAMA HIROHISA (JP)
WAKI MASAHIDE (JP)
ITO KANENORI (JP)
HASHIGUCHI SHINJI (JP)
International Classes:
C07H5/06; C08B37/08; (IPC1-7): C08B37/08; C07H5/06
Foreign References:
| JPH08291076A | 1996-11-05 | |||
| JPS62138496A | 1987-06-22 | |||
| JPS61271296A | 1986-12-01 | |||
| JP2003183296A | 2003-07-03 | |||
| JP2002088093A | 2002-03-27 |
Other References:
See also references of EP 1593692A4
Attorney, Agent or Firm:
Ozeki, Hiroshi (2-6 Kumanochonishi 3-ch, Sakai-shi Osaka, JP)
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